body {
	padding-top: 50px;
	padding-bottom: 40px;
	color: #5a5a5a;
}
.nav{
	font-size:17px;
}
/* 轮播广告 */

.carousel {
	height: 500px;
	margin-bottom: 60px;
}
.carousel .item {
	height: 500px;
	background-color: #000;
}
.carousel .item img {
	width: 100%;
}
.carousel-caption {
	z-index: 10;
}
.carousel-caption p {
	margin-bottom: 20px;
	font-size: 20px;
	line-height: 1.8;
}
/* 简介 */

.summary {
	padding-right: 15px;
	padding-left: 15px;
}
.summary .col-md-4 {
	margin-bottom: 20px;
	text-align: center;
}
/* 特性 */

.feature-divider {
	margin: 40px 0;
}
.feature {
	padding: 30px 0;
}
.feature-heading {
	font-size: 50px;
	color: #2a6496;
}
.feature-heading .text-muted {
	font-size: 28px;
}
.feature-image {
	width: 300px;
	height: 300px;
}
.img-circle {
	width: 150px;
	height: 150px;
}
